Canadian Solar Inc. (CSIQ) Options Volume

4,395 Canadian Solar Inc. (CSIQ) option contracts changed hands in the latest session, at a put/call volume ratio of 0.35. This page tracks how actively CSIQ options trade — contracts and dollars — and flags individual contracts running far above their own 30-day average volume.

Data as of Oct 9, 2026, 3:55 PM ET · OPRA data 15 minutes delayed · For information only — not investment advice.

Last close
$11.42
52-week range
$10.34 – $33.62
ATM IV (30d)
64.4%
IV rank
9 / 100
Low
Expected move
±$1.44 (±12.6%)
Put/call OI
0.32
Call-heavy
Max pain
$13
↑ 13.8% above close

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Options Volume & Premium Flow

Total options volume4,395
Call volume3,265
Put volume1,130
Put/call volume ratio0.35
Listed contracts778
Call premium traded$262.92K
Put premium traded$81.12K
Premium put/call ratio0.31
Open interest rank (31 day)59 / 100
Skew rank (31 day)100 / 100

CSIQ Options Volume Trend

08.5K16.9K25.4K33.8KFeb '26Jun '26Oct '26

CSIQ total options volume per session, past year.

0.001.222.443.654.87Feb '26Jun '26Oct '26

CSIQ put/call volume ratio, past year.

CSIQ Unusual Options Activity

Contracts trading at least 3× their own 30-day average volume (minimum 500 contracts):

ContractExpirationLastIV Open interestVolumevs 30d avg
CSIQ $14 call Jan 15, 2027 $0.91 76.2% 183 2,107 110.6× avg

With a put/call volume ratio of 0.35, today's trading is tilted toward calls. Measured in dollars rather than contracts, $262.92K of call premium and $81.12K of put premium changed hands — the larger premium flow is on the call side. One contract is trading at least three times their own 30-day average volume — activity worth a closer look.

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CSIQ Options FAQ

How many CSIQ options traded today?

4,395 CSIQ option contracts traded as of Oct 9, 2026 — 3,265 calls and 1,130 puts.

Is there unusual options activity in CSIQ today?

Yes — one contract is trading at least three times its 30-day average volume as of Oct 9, 2026. OptiView flags a contract as unusual when today's volume runs at 3× its own average with at least 500 contracts traded.

Methodology. IV rank compares the current 30-day at-the-money implied volatility with its highest and lowest values over the past 52 weeks. Max pain is the strike that minimizes the total payout to option holders at expiration. The call and put walls are the strikes carrying the largest call and put open interest across all expirations. Net gamma exposure (GEX) is measured from the dealer perspective. All statistics are derived from delayed OPRA options data.

Options trading involves significant risk, and losses can exceed your initial investment. Always consult a licensed financial professional before making investment decisions. OptiView does not provide financial advice; all figures on this page are descriptive statistics, not recommendations.